noun, Phonetics. 1. a technique for observing the position of the tongue in relation to the palate during articulation, especially by placing powder or dye on the palate and then noting the area from which it has been removed by the contact of the tongue with the palate during the production of a speech sound.

palatomaxillary index n. A number indicating the relation between the dental arch and palate, equal to the palatomaxillary width multiplied by 100 and divided by the palatomaxillary length. Also called palatal index.

palatopharyngeal pal·a·to·pha·ryn·ge·al (pāl’ə-tō-fə-rĭn’jē-əl, -jəl, -fār’ĭn-jē’əl) adj. Relating to the palate and the pharynx.

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